Home / 9,316.36-13,969.18-5,571.88

Finding the Fourth Proportional to 9,316.36, 13,969.18 and 5,571.88

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Solution

The fourth proportional to 9,316.36, 13,969.18 and 5,571.88 is: 8,354.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.36 : 13,969.18 = 5,571.88 : x
  2. Step 2: Convert to fraction form
    9,316.36/13,969.18 = 5,571.88/x
  3. Step 3: Cross multiply
    9,316.36x = 13,969.18 × 5,571.88
  4. Step 4: Simplify right side
    9,316.36x = 77,834,594.66
  5. Step 5: Solve for x
    x = 77,834,594.66/9,316.36
  6. Step 6: Final answer
    x = 8,354.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.